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Finding the Fourth Proportional to 24,369.40, 33,645.41 and 19,903.87

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Solution

The fourth proportional to 24,369.40, 33,645.41 and 19,903.87 is: 27,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,369.40 : 33,645.41 = 19,903.87 : x
  2. Step 2: Convert to fraction form
    24,369.40/33,645.41 = 19,903.87/x
  3. Step 3: Cross multiply
    24,369.40x = 33,645.41 × 19,903.87
  4. Step 4: Simplify right side
    24,369.40x = 669,673,866.74
  5. Step 5: Solve for x
    x = 669,673,866.74/24,369.40
  6. Step 6: Final answer
    x = 27,480.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.